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80 results for "DPF"

...ormation DPF /UK/03 - 06/2014 If symptoms such as: •Unusual vibrations inside the passenger compartment •Accessory belt squealing •Unusual noise or knocking It is recommended that the damper pulley is checked as soon as possible.Installation recommendations  Prevent impacts to the...

...Cooled exhaust gas recirculation function and application Ever more stringent emission regulations require a constant improvement in pollutant reduction methods. For diesel engines, this particularly applies to a further reduction in nitrogen oxides (NOx). Pierburg explains how cooled e...

...THROTTLE VALVES AND REGULATING THROTTLESWHAT IS THE DIFFERENCE?In a petrol engine, the throttle valve impacts the quantity of air that is drawn in. More or less fresh air or air-fuel mixture flows into the cylinder according to how open the valve is. The position of the throttle valve dire...

...cross the DPF , while the engine was idling, of only 1mb was shown. Knowing this was too low, we knew the fault code was correct, but we needed to test the differential pressure sensor was accurately reporting the pressure. A Mityvac pump was connected to the upstream pipe of the senso...

...fters and DPF s. Here, Liqui Moly answers some common questions about motor oil. Should motor oil be checked when the engine is cold or warm? The fill level of the motor oil is always measured when it is warm. This ensures that the motor is in the temperature range in which it usually...

...A blocked DPF can cause turbo failure There are many articles and technical documents relating to how a faulty turbo can lead to DPF damage. However, the DPF is actually responsible for more turbo related failures than you might think. Here Melett explore what effect a blocked/partially...

...e filter (DPF ) may be the cause. Technical Messenger Workshop Information When combustion takes place in the engine, extremely fine soot particulates are created which continuously accumulate in the DPF as the exhaust gases are filtered. Unlike a catalytic converter, however, a particu...

...fi lters (DPF ), this replacement should take place every 150,000 km, and in those with DPF , every 180,000 km. IMPOR TAN T SWAG also advises that the alternator freewheel should always be re- placed at the same time as changing the alternator coupling. We therefore offer the coupling alon...

...DPF systems seem to be gathering pace in the problem list. The Zafira B Z19DT is one such call we deal with regularly. On investigation of the fault codes the DPF pressure sensor seems to be at fault, but the rubber pipes located near the DPF may have melted through. And codes for gl...

...estricted DPF systems . The trace above is an example of a stretched timing chain on a Micra. All these tests, and many more, are possible with a pressure transducer attached to an oscilloscope.   We often get emailed scope traces sent to the helpline for checking. This is a very h...



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